h1 {
    color: rgb(98, 121, 170);
}

.class {
    color: rgb(209, 202, 98);
}

body {
    background-image: url(月亮.jpg);
    background-color: #f2f5f7;
    background-attachment: fixed;
}

h1 {
    background-image: url(未标题-1.png);
    background-size: 90px;
    background-repeat: no-repeat;
    text-align: center;
    background-position: 40%;
}

h1,
h2,
h3 {
    color: rgb(207, 192, 57);
}

a:link {
    text-decoration: none;
    color: rgb(100, 36, 79);
}

a:visited {
    color: rgb(201, 142, 170);
}

a:hover {
    color: rgb(168, 61, 172);
}

a:active {
    color: rgb(56, 158, 172);
}

table {
    color: rgb(247, 242, 242);
}

table,
th,
td {
    border: 2px solid black;
    border-collapse: collapse;
}

table {
    width: 300px;
    height: 20px;
    text-align: center;
}

thead {
    background-color: rgb(171, 213, 230);
}

tbody {
    background-color: rgb(216, 171, 171);
}